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BRENDA support

Information on EC 7.1.1.4 - caldariellaquinol oxidase (H+-transporting)

for references in articles please use BRENDA:EC7.1.1.4

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IUBMB Comments

A copper-containing cytochrome. The enzyme from thermophilic archaea is part of the terminal oxidase and catalyses the reduction of O2 to water, accompanied by the extrusion of protons across the cytoplasmic membrane.

The expected taxonomic range for this enzyme is: Archaea, Bacteria, Eukaryota

Synonyms
aa3-type cytochrome oxidase, terminal quinol oxidase, soxabcd complex, cytochrome aa3-type oxidase, aa3-type quinol oxidase, cytochrome aa3-type quinol oxidase, aa3 quinol oxidase, terminal quinol:oxygen oxidoreductase, soxm terminal oxidase supercomplex, soxm supercomplex, more

REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
2 caldariellaquinol + O2 + n H+[side 1] = 2 caldariellaquinone + 2 H2O + n H+[side 2]
show the reaction diagram
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